2020
Hospital variation in admissions to neonatal intensive care units by diagnosis severity and category
Haidari ES, Lee HC, Illuzzi JL, Phibbs CS, Lin H, Xu X. Hospital variation in admissions to neonatal intensive care units by diagnosis severity and category. Journal Of Perinatology 2020, 41: 468-477. PMID: 32801351, PMCID: PMC7427695, DOI: 10.1038/s41372-020-00775-z.Peer-Reviewed Original ResearchMeSH KeywordsBirth WeightGestational AgeHospitalizationHospitalsHumansInfant, NewbornIntensive Care Units, NeonatalConceptsNeonatal intensive care unitNICU admission ratesIntensive care unitNICU admissionMild diagnosesCare unitHospital variationInterhospital variationAdmission ratesPatient/hospital characteristicsHospital discharge dataRisk-adjusted ratesWeeks' gestationNICU bedsBirth weightHospital characteristicsSevere diagnosisLive birthsMultivariable regressionAdmissionPotential overuseBirth certificatesDiagnosisHigher likelihoodDiagnosis severity
2017
Hospital variation in cost of childbirth and contributing factors: a cross‐sectional study
Xu X, Lee H, Lin H, Lundsberg L, Pettker C, Lipkind H, Illuzzi J. Hospital variation in cost of childbirth and contributing factors: a cross‐sectional study. BJOG An International Journal Of Obstetrics & Gynaecology 2017, 125: 829-839. PMID: 29090498, DOI: 10.1111/1471-0528.15007.Peer-Reviewed Original ResearchConceptsChildbirth hospitalisationsHospital variationObstetric interventionsHospital variancePatient clinical risk factorsSevere maternal morbiditySevere newborn morbidityClinical risk factorsMaternal sociodemographic characteristicsHospital discharge dataCross-sectional studyUrban-rural statusCross-sectional analysisCosts of childbirthHigh-cost hospitalsVertex birthsMaternal morbidityCaesarean deliveryNewborn morbidityBirth attendantsRisk factorsHospital typeCare capacityHospitalisationBetter outcomes
2016
Hospital Phenotypes in the Management of Patients Admitted for Acute Myocardial Infarction
Xu X, Li SX, Lin H, Normand SL, Lagu T, Desai N, Duan M, Kroch EA, Krumholz HM. Hospital Phenotypes in the Management of Patients Admitted for Acute Myocardial Infarction. Medical Care 2016, 54: 929-936. PMID: 27261637, PMCID: PMC5305177, DOI: 10.1097/mlr.0000000000000571.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPercutaneous coronary interventionICU admission rateICU admissionMyocardial infarctionAdmission ratesProcedure ratesIntensive care unit admissionHigher ICU admissionLower ICU admissionCare unit admissionCoronary artery bypassPatients' clinical characteristicsManagement of patientsOpen heart surgeryRisk-standardized mortalityArtery bypassUnit admissionClinical characteristicsCoronary interventionReadmission ratesGroup of hospitalsHospital costsPractice patternsCABGInpatient Laparoscopic Hysterectomy in the United States: Trends and Factors Associated With Approach Selection
Desai VB, Guo XM, Fan L, Wright JD, Xu X. Inpatient Laparoscopic Hysterectomy in the United States: Trends and Factors Associated With Approach Selection. Journal Of Minimally Invasive Gynecology 2016, 24: 151-158.e1. PMID: 27614151, DOI: 10.1016/j.jmig.2016.08.830.Peer-Reviewed Original ResearchConceptsLaparoscopic supracervical hysterectomyTotal laparoscopic hysterectomyLaparoscopic approachLaparoscopic hysterectomyNational Inpatient SampleHospital characteristicsPatient race/ethnicityFemale adult patientsClinical Modification codesDifferent laparoscopic approachesAssociation of patientHospital teaching statusHospital inpatient careBenign laparoscopic hysterectomyRace/ethnicityNonobstetric indicationsAdult patientsVaginal hysterectomyClinical factorsSupracervical hysterectomyBenign indicationsComorbid conditionsRetrospective studyNinth RevisionNIS databaseHospital Variation in the Practice of Bilateral Salpingectomy With Ovarian Conservation in 2012
Xu X, Desai VB. Hospital Variation in the Practice of Bilateral Salpingectomy With Ovarian Conservation in 2012. Obstetrics And Gynecology 2016, 127: 297-305. PMID: 26942357, DOI: 10.1097/aog.0000000000001203.Peer-Reviewed Original ResearchConceptsLow-risk womenBilateral salpingectomyLow-risk patientsOvarian conservationBenign hysterectomyHospital variationOvarian cancerAdult womenNational Inpatient SampleCross-sectional studyMultivariable regression analysisOvarian surgeryHighest tertileWhite patientsInpatient SampleSalpingectomyHysterectomyHospital's likelihoodLower riskHospital practiceHospitalPatientsWomenHospitalizationTertileChina Patient-centered Evaluative Assessment of Cardiac Events Prospective Study of Acute Myocardial Infarction: Study Design
Li J, Dreyer RP, Li X, Du X, Downing NS, Li L, Zhang HB, Feng F, Guan WC, Xu X, Li SX, Lin ZQ, Masoudi FA, Spertus JA, Krumholz HM, Jiang LX, Group T. China Patient-centered Evaluative Assessment of Cardiac Events Prospective Study of Acute Myocardial Infarction: Study Design. Chinese Medical Journal 2016, 129: 72-80. PMID: 26712436, PMCID: PMC4797546, DOI: 10.4103/0366-6999.172596.Peer-Reviewed Original ResearchConceptsPatient-reported outcomesAcute myocardial infarctionChina PatientMedical historyMyocardial infarctionPatient experienceLong-term adverse eventsRisk factor controlConsecutive AMI patientsAMI studyPatient's medical historyQuality of lifeNational Coordinating CentreQuality improvement activitiesHospital outcomesCardiac eventsPatient demographicsAdverse eventsMedical chartsHealthcare utilizationAMI patientsMedication adherenceProspective studyHospitalization eventsRisk factors
2015
Wide Variation Found In Hospital Facility Costs For Maternity Stays Involving Low-Risk Childbirth
Xu X, Gariepy A, Lundsberg LS, Sheth SS, Pettker CM, Krumholz HM, Illuzzi JL. Wide Variation Found In Hospital Facility Costs For Maternity Stays Involving Low-Risk Childbirth. Health Affairs 2015, 34: 1212-1219. PMID: 26153317, DOI: 10.1377/hlthaff.2014.1088.Peer-Reviewed Original ResearchConceptsCesarean deliveryHospital costsMaternity staysSerious maternal morbidityNationwide Inpatient SampleCoordination of careValue of careMaternal morbidityHospital admissionInpatient SampleDelivery system reformRural hospitalsUS hospitalsHospital practiceSafe reductionHospitalChildbirthStayLong stayHigh rateCareLower proportionUnited StatesFacility costs
2014
“Phenotyping” Hospital Value of Care for Patients with Heart Failure
Xu X, Li S, Lin H, Normand S, Kim N, Ott LS, Lagu T, Duan M, Kroch EA, Krumholz HM. “Phenotyping” Hospital Value of Care for Patients with Heart Failure. Health Services Research 2014, 49: 2000-2016. PMID: 24974769, PMCID: PMC4254136, DOI: 10.1111/1475-6773.12197.Peer-Reviewed Original ResearchMeSH KeywordsCosts and Cost AnalysisEconomics, HospitalHeart FailureHospital MortalityHospitalizationHospitalsHumansQuality of Health CareConceptsLower mortalityHeart failureHeart failure hospitalizationHospital mortality rateLonger hospital stayIntensive care unitDistinct joint trajectoriesValue of careFailure hospitalizationHospital stayCare unitClinical outcomesGroup of hospitalsHospital characteristicsHospital careHospital patternsSurgical proceduresMultinomial logistic regressionMortality rateHigh mortalityHospitalHospitalizationMortalityLogistic regressionHospital Value